Professionally Suspicious Sticker, Mystery Reader Decal, Detective Bookish Sticker, Trust No One Laptop or Journal Decor, Crime Lover Gift

For mystery readers, question-everything thinkers, and anyone who is professionally suspicious. This kiss-cut sticker features the phrase “Professionally Suspicious” in vintage-inspired lettering, paired with a detailed fountain pen, fingerprint, and the message “Trust No One • Question Everything.”

The black-and-white design with warm brown pen details adds a clever literary mystery touch to indoor surfaces such as laptops, Kindle cases, journals, planners, and more.

**Sticker details:**
- Durable vinyl
- Strong permanent adhesive
- Glossy finish
- Kiss-cut shape for smooth peeling
- Quick, smooth, bubble-free application
- Available in 2×2, 3×3, 4×4, and 6×6-inch sizes
- Intended for indoor use
- Not waterproof

Choose your preferred size and finish, then add a little suspicious energy to your reading setup or gift it to a mystery-loving friend!